6,687,771
3 × 47 × 47431
Deficient
Odd
Composite
6,687,771 factors as 3 × 47 × 47431. Its 8 positive divisors give a proper-divisor sum of 2,419,173, so this integer is deficient. The Collatz stopping time is 139 steps.
Resources
Prime Factor Structure
Factorization String
3 × 47 × 47431
Distinct Prime Factors
3
Square Status
No
Abundance Measure
Deficient
Analytical Properties
Total Divisors
8
Divisor Sum (σ)
9,106,944
Proper Divisor Sum
2,419,173
Digit Sum / Digital Root
42 (Root: 6)
Adjacent Primes
#6687767 ← → #6687773
Radix Representation
| Decimal | 6687771 |
| Binary | 11001100000110000011011 (23 bits) |
| Octal | 0o31406033 |
| Hexadecimal | 0x660C1B |
Divisor Catalog (5 of 8)
Collatz Trajectory (139 steps to reach 1)
Iterative sequence n → n/2 (if even) or 3n+1 (if odd):
Showing the first 5 trajectory entries; the stopping-time total above is unchanged.